WPSL (1590 kHz) is a commercial AM radio station, licensed to Port St. Lucie, Florida, and serving the Treasure Coast.
But to avoid interference with other stations on 1590 AM, it reduces power at night to 63 watts.
[2] WPSL's original construction permit was applied for on July 12, 1984.
[3] It originally was a daytimer, broadcasting at 500 watts by day and going off the air at sunset.
This article about a radio station in Florida is a stub.